package com.sys.servlet.mgr.commodity;

import com.sys.pojo.JsonResult;
import com.sys.service.CommodityService;
import com.sys.service.CustomerService;
import com.sys.utils.WriteJson;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.io.PrintWriter;

@WebServlet(urlPatterns = "/mgr/commodity/modifyById")
public class ModifyByIdServlet extends HttpServlet {
    @Override
    protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {

        PrintWriter writer = resp.getWriter();

        String cname = req.getParameter("cname");
        String batch = req.getParameter("batch");
        String purchaseprice = req.getParameter("purchaseprice");
        String price = req.getParameter("price");
        String inventory = req.getParameter("inventory");

        String id = req.getParameter("id");
        Integer idInt = Integer.parseInt(id);
        JsonResult jr = new JsonResult();

        CommodityService service = new CommodityService();
        try {
            //问题：如何获取当前登录用户的id
            service.update(cname,batch,purchaseprice,price,inventory,idInt);
            // 一般情况，一个servlet跳转到另一个servlet用的是重定向
            jr.setCode(0);
            jr.setMsg("修改成功");
        } catch (Exception e) {
            e.printStackTrace();
            jr.setCode(500);
            jr.setMsg("操作发生错误");
        }
        WriteJson.write(resp,jr);

    }
}
